CVE-2010-4211

Severity: low (CVSS 2.9 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2010-11-09 · updated 2026-06-16
Weakness: CWE-287

Description

The PayPal app before 3.0.1 for iOS does not verify that the server hostname matches the domain name of the subject of an X.509 certificate, which allows man-in-the-middle attackers to spoof a PayPal web server via an arbitrary certificate.

Affected products

Ebay Paypal: through 3.0

References

http://itunes.apple.com/us/app/paypal/id283646709
http://news.cnet.com/8301-27080_3-20021730-245.html
http://online.wsj.com/article/SB10001424052748703506904575592782874885808.html
http://viaforensics.com/press-releases/viaforensics-uncovers-paypal-application-vulnerability.html
http://viaforensics.com/security/viaforensics-uncovers-significant-vulnerability-paypal-iphone.html
http://www.securityfocus.com/bid/44657
http://www.vupen.com/english/advisories/2010/2887
https://exchange.xforce.ibmcloud.com/vulnerabilities/63002
http://itunes.apple.com/us/app/paypal/id283646709
http://news.cnet.com/8301-27080_3-20021730-245.html
http://online.wsj.com/article/SB10001424052748703506904575592782874885808.html
http://viaforensics.com/press-releases/viaforensics-uncovers-paypal-application-vulnerability.html

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